/// <summary>
/// Gets metadata about a package from the <c>nuspec</c> files and other
/// metadata such as package size, date published, download counts, etc.
/// </summary>
public object GetPackageInfo(string id, string version="")
{
var packageSpec = new PackageSpec(id, version);
var packages = LuceneRepository
.LucenePackages
.Where(p => p.Id == packageSpec.Id)
.OrderBy(p => p.Version)
.ToList();
var package = packageSpec.Version != null
? packages.Find(p => p.Version.SemanticVersion == packageSpec.Version)
: packages.LastOrDefault();
if (package == null)
{
return Request.CreateErrorResponse(HttpStatusCode.NotFound, "Package not found.");
}
var versionHistory = packages.Select(pkg => new PackageVersionSummary(pkg, new Link(GetPackageInfoUrl(pkg), pkg.Version.ToString()))).ToList();
versionHistory.Select(v => v.Link).SetRelationships(packages.IndexOf(package));
var result = new PackageWithVersionHistory();
package.ShallowClone(result);
result.PackageDownloadLink = new Link(Url.Link(RouteNames.Packages.Download, new { id = result.Id, version = result.Version }), "attachment", "Download Package");
result.VersionHistory = versionHistory.ToArray();
result.SymbolsAvailable = SymbolSource.AreSymbolsPresentFor(package);
return result;
}
public void FindPackagesDistinct()
{
var copyOfPackage1 = new PackageSpec(package1.Id, package1.Version.ToString());
mirror.Setup(r => r.FindPackagesById("FuTools")).Returns(new[] { package1 }).Verifiable();
origin.Setup(r => r.FindPackagesById("FuTools")).Returns(new[] { copyOfPackage1, package2 }).Verifiable();
var result = repo.FindPackagesById("FuTools");
mirror.VerifyAll();
origin.VerifyAll();
Assert.That(result.ToList(), Is.EqualTo(new[] {package1, package2}));
}
public HttpResponseMessage DownloadPackage(string id, string version="")
{
var packageSpec = new PackageSpec(id, version);
var package = FindPackage(packageSpec);
var result = EvaluateCacheHeaders(packageSpec, package);
if (result != null)
{
return result;
}
if (Request.Headers.Range != null)
{
try
{
HttpResponseMessage partialResponse = Request.CreateResponse(HttpStatusCode.PartialContent);
partialResponse.Content = new ByteRangeStreamContent(package.GetStream(), Request.Headers.Range, new MediaTypeWithQualityHeaderValue("application/zip"));
return partialResponse;
}
catch (InvalidByteRangeException e)
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, e);
}
}
result = Request.CreateResponse(HttpStatusCode.OK);
if (Request.Method == HttpMethod.Get)
{
result.Content = new StreamContent(package.GetStream());
TaskRunner.QueueBackgroundWorkItem(cancellationToken => LuceneRepository.IncrementDownloadCountAsync(package, cancellationToken));
}
else
{
result.Content = new StringContent(string.Empty);
}
result.Headers.ETag = new EntityTagHeaderValue('"' + package.PackageHash + '"');
result.Content.Headers.ContentType = new MediaTypeWithQualityHeaderValue("application/zip");
result.Content.Headers.LastModified = package.LastUpdated;
result.Content.Headers.ContentDisposition = new ContentDispositionHeaderValue(DispositionTypeNames.Attachment)
{
FileName = string.Format("{0}.{1}{2}", package.Id, package.Version, Constants.PackageExtension),
Size = package.PackageSize,
CreationDate = package.Created,
ModificationDate = package.LastUpdated,
};
return result;
}
public void PackageInOriginAddedToMirror()
{
var addedPackage = (IPackage) null;
mirror.Setup(r => r.FindPackage(package1.Id, package1.Version)).Returns(() => addedPackage);
origin.Setup(r => r.FindPackage(package1.Id, package1.Version)).Returns(package1).Verifiable();
mirror.Setup(r => r.AddPackage(package1)).Callback<IPackage>(pkg => addedPackage = new PackageSpec(pkg.Id, pkg.Version.ToString()));
var result = repo.FindPackage(package1.Id, package1.Version);
Assert.That(result, Is.SameAs(addedPackage));
mirror.VerifyAll();
origin.VerifyAll();
}
public HttpResponseMessage DownloadPackage(string id, string version="")
{
var packageSpec = new PackageSpec(id, version);
var package = FindPackage(packageSpec);
var result = EvaluateCacheHeaders(packageSpec, package);
if (result != null)
{
return result;
}
result = Request.CreateResponse(HttpStatusCode.OK);
if (Request.Method == HttpMethod.Get)
{
result.Content = new StreamContent(package.GetStream());
TaskUtils.FireAndForget(() => LuceneRepository.IncrementDownloadCount(package), UnhandledExceptionLogger.LogException);
}
else
{
result.Content = new StringContent(string.Empty);
}
result.Headers.ETag = new EntityTagHeaderValue('"' + package.PackageHash + '"');
result.Content.Headers.ContentType = new MediaTypeWithQualityHeaderValue("application/zip");
result.Content.Headers.LastModified = package.LastUpdated;
result.Content.Headers.ContentDisposition = new ContentDispositionHeaderValue(DispositionTypeNames.Attachment)
{
FileName = string.Format("{0}.{1}{2}", package.Id, package.Version, Constants.PackageExtension),
Size = package.PackageSize,
CreationDate = package.Created,
ModificationDate = package.LastUpdated,
};
return result;
}
private LucenePackage FindPackage(PackageSpec packageSpec)
{
if (packageSpec.Version == null)
{
return FindNewestReleasePackage(packageSpec.Id);
}
var package = MirroringRepository.FindPackage(packageSpec.Id, packageSpec.Version);
return package != null ? LuceneRepository.Convert(package) : null;
}
private HttpResponseMessage EvaluateCacheHeaders(PackageSpec packageSpec, LucenePackage package)
{
if (package == null)
{
return Request.CreateErrorResponse(HttpStatusCode.NotFound,
string.Format("Package {0} version {1} not found.", packageSpec.Id,
packageSpec.Version));
}
var etagMatch = Request.Headers.IfMatch.Any(etag => !etag.IsWeak && etag.Tag == '"' + package.PackageHash + '"');
var notModifiedSince = Request.Headers.IfModifiedSince.HasValue &&
Request.Headers.IfModifiedSince >= package.LastUpdated;
if (etagMatch || notModifiedSince)
{
return Request.CreateResponse(HttpStatusCode.NotModified);
}
return null;
}
public void FindPackageInOriginHandlesExceptions()
{
var addedPackage = (IPackage)null;
mirror.Setup(r => r.FindPackage(package1.Id, package1.Version)).Returns(() => addedPackage);
origin1.Setup(r => r.FindPackage(package1.Id, package1.Version)).Throws<Exception>();
origin2.Setup(r => r.FindPackage(package1.Id, package1.Version)).Returns(package1);
mirror.Setup(r => r.AddPackage(package1)).Callback<IPackage>(pkg => addedPackage = new PackageSpec(pkg.Id, pkg.Version.ToString()));
IPackage result = null;
TestDelegate call = () => result = repo.FindPackage(package1.Id, package1.Version);
Assert.That(call, Throws.Nothing);
Assert.That(result, Is.SameAs(addedPackage));
mirror.Verify();
origin1.Verify();
origin2.Verify();
}
private LucenePackage FindPackage(PackageSpec packageSpec)
{
LucenePackage package;
if (packageSpec.Version != null)
{
package = (LucenePackage)Repository.FindPackage(packageSpec.Id, packageSpec.Version);
}
else
{
package = Repository.FindPackagesById(packageSpec.Id)
.Cast<LucenePackage>()
.Where(p => p.IsPrerelease == false)
.OrderBy(p => p.Version).LastOrDefault();
}
return package;
}
